All Country ISD Code List 2025 and ISD Call Rates List 2025

All Country ISD Code List: ISD (International Subscriber Dialing) or IDD (International Direct Dialing) allows individuals to make international calls without depending on the operator services.

Each country has a unique ISD Code or Country Code. To successfully place an international call from India, this code must be prefixed to the phone number you wish to dial. Below is the comprehensive ISD Code List.

All Country ISD Code List 2025

When making an international call, it's essential to include both the ISD code and the area code of the country you are calling. For instance, if you want to call someone in London, you will first dial the ISD code for the United Kingdom, which is 44, followed by London's area code 020, and then the recipient's phone number. Below is the PDF format of the ISD Code List for all countries.

ISD Call Rates List 2025 from India

ISD call rates from India vary for each country and depend on the telecom operator. The rates apply to all calls placed outside India. Below is a table of ISD call rates from various service providers in India.

Also Check: All India STD Code List (State Wise) PDF.